#include <bits/stdc++.h>
using namespace std;
int a[10010];
int b[10010];
int g[10010];
int k[10010];
int main() {
  int n;
  cin >> n;
  for (int i = 1; i <= n; i++) {
    cin >> a[i] >> b[i] >> g[i] >> k[i];
  }
  int x, y;
  cin >> x >> y;
  for (int i = n; i >= 1; i--) {
    if (x >= a[i] && x <= a[i] + g[i] && y >= b[i] && y <= b[i] + k[i]) {
      cout << i;
      return 0;
    }
  }
  cout << -1;
  return 0;
}